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Finding the Fourth Proportional to 615,697,454.48, 849,673,527.45 and 337,221,041.90

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Solution

The fourth proportional to 615,697,454.48, 849,673,527.45 and 337,221,041.90 is: 465,371,084.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,697,454.48 : 849,673,527.45 = 337,221,041.90 : x
  2. Step 2: Convert to fraction form
    615,697,454.48/849,673,527.45 = 337,221,041.90/x
  3. Step 3: Cross multiply
    615,697,454.48x = 849,673,527.45 × 337,221,041.90
  4. Step 4: Simplify right side
    615,697,454.48x = 286,527,792,201,537,248
  5. Step 5: Solve for x
    x = 286,527,792,201,537,248/615,697,454.48
  6. Step 6: Final answer
    x = 465,371,084.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.